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Equity - Additional Information (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified
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1 Months Ended |
3 Months Ended |
9 Months Ended |
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Sep. 30, 2013
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Sep. 18, 2013
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Jul. 10, 2013
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Sep. 30, 2013
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Sep. 30, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Equity [Line Items] |
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| Common stock, authorized |
100,000,000 |
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100,000,000 |
100,000,000 |
100,000,000 |
100,000,000 |
| Common stock, par value |
$ 0.001 |
$ 0.001 |
|
$ 0.001 |
$ 0.001 |
$ 0.001 |
$ 0.001 |
| Common Stock, Issued |
21,134,744 |
7,667,667 |
|
21,134,744 |
21,134,744 |
7,667,667 |
7,667,667 |
| Preferred stock, authorized |
15,000,000 |
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|
15,000,000 |
15,000,000 |
14,880,000 |
14,880,000 |
| Preferred stock, par value |
$ 0.001 |
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$ 0.001 |
$ 0.001 |
$ 0.001 |
$ 0.001 |
| Preferred Stock, Issued |
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0 |
0 |
| Preferred stock, shares outstanding |
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0 |
0 |
| Common stock, shares outstanding |
20,741,572 |
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20,741,572 |
20,741,572 |
7,667,667 |
7,667,667 |
| Votiing right by holders of common stock |
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One vote per share |
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| Preferred stock voting percentage |
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80.00% |
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| Cash received from the merger |
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$ 15,394 |
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$ (15,394) |
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| Warrants issued to purchase common stock |
1,980,318 |
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1,980,318 |
1,980,318 |
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| Stock issued during period value new issues |
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11,694 |
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| Incentive shares vested - financial adviser, shares |
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1,325,776 |
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| Incentive shares vested - financial adviser, value |
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4,441 |
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| Incentive shares granted- Vendor, Shares |
1,445,000 |
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1,445,000 |
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| Incentive shares granted- Vendor, Value |
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|
343 |
343 |
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Private Placement, Global Options
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| Equity [Line Items] |
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| Offering price of share issued |
$ 3.00 |
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$ 3.00 |
$ 3.00 |
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| Stock issued during period shares new issues |
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3,960,615 |
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| Warrants issued to purchase common stock |
1,980,318 |
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1,980,318 |
1,980,318 |
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| Stock issued during period value new issues |
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|
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11,700 |
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| Warrant exercisable period |
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3 years |
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| Warrant exercise price |
3.00 |
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3.00 |
3.00 |
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| Closing price per share |
$ 6.00 |
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$ 6.00 |
$ 6.00 |
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| Number of trading days |
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20 days |
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| Number of consecutive trading days |
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30 days |
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Performance Shares
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| Equity [Line Items] |
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| Shares of common stock to be received |
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2,166,667 |
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Employee Stock
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| Equity [Line Items] |
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| Incentive shares vested - financial adviser, value |
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614 |
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| Incentive shares vested, value |
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$ 614 |
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Employee Stock | Dr Schiller [Member]
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| Equity [Line Items] |
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| Incentive shares vested - financial adviser, shares |
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100,000 |
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Employee Stock | Mr Nyweid [Member]
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| Equity [Line Items] |
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| Incentive shares vested - financial adviser, shares |
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83,334 |
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Series B Convertible Preferred Stock
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| Equity [Line Items] |
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| Preferred Stock, Issued |
14,999,000 |
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14,999,000 |
14,999,000 |
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| Preferred stock, shares outstanding |
14,999,000 |
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14,999,000 |
14,999,000 |
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Series B Convertible Preferred Stock [Member]
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| Equity [Line Items] |
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| Preferred Stock, Issued |
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14,999,000 |
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| Prefered stock conversion bases |
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Each share of Series B Convertible Preferred Stock may be converted into one share of common stock at any time and from time to time. |
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Common Stock
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| Equity [Line Items] |
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| Percentage of stock acquired by walker digital |
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37.00% |
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